Compact mode
Essilor Trivex vs FlexGuard Rimless vs Tokai UV420
Table of content
Lens Specifications Comparison
Lens Type 👁
The category of lens based on its intended use and visual correction purposeEssilor TrivexFlexGuard Rimless- FlexibleThe lens type of FlexGuard Rimless is Flexible. Lenses made from bendable materials for increased durability and comfort
Tokai UV420- UV ProtectionThe lens type of Tokai UV420 is UV Protection. Lenses that shield eyes from harmful ultraviolet rays, enhancing eye health and comfort
Material 🧬
The primary substance used in manufacturing the lensEssilor Trivex- TrivexThe material of Essilor Trivex is Trivex. Trivex lenses combine lightweight comfort with high impact resistance, suitable for rimless frames.
FlexGuard Rimless- PolycarbonateThe material of FlexGuard Rimless is Polycarbonate. Polycarbonate lenses are impact-resistant and lightweight, ideal for sports and children's eyewear.
Tokai UV420- TrivexThe material of Tokai UV420 is Trivex. Trivex lenses combine lightweight comfort with high impact resistance, suitable for rimless frames.
Lens Coatings 🧱
Protective and enhancing treatments applied to eyeglass lenses, improving durability and visual clarity.For all*- Anti-ReflectiveLenses with a coating that reduces glare and reflections, improving visual clarity and aesthetics.
- Scratch-ResistantScratch-resistant coatings protect lenses from everyday wear and tear
- UV ProtectionUV protection coatings block harmful ultraviolet rays for eye health
Tokai UV420
General Information Comparison
Price 💰
Price of the eyeglass lenses in USD, indicating the cost for a pair of lenses.Essilor TrivexFlexGuard RimlessTokai UV420Price Range 💱
Classification of eyeglass lenses based on price ranges, helping customers find options within their budget.For all*- $100-$200
Known for 💡
A unique feature or characteristic that distinguishes the eyeglass lens from others.Essilor Trivex- Lightweight And Impact-ResistantEssilor Trivex is known for Lightweight And Impact-Resistant.
FlexGuard Rimless- Flexibility And DurabilityFlexGuard Rimless is known for Flexibility And Durability.
Tokai UV420- UV DefenseTokai UV420 is known for UV Defense.
Facts Comparison
Interesting Fact 🧐
An intriguing or lesser-known fact about the eyeglass lenses or their technology.Essilor Trivex- Trivex was originally developed for military helicopter windshields.
FlexGuard Rimless- Can bend up to 90 degrees without breaking
Tokai UV420- Tokai UV420 lenses can block UV rays up to 420nm wavelength.
Sarcastic Fact 😉
A humorous or sarcastic observation about the eyeglass lenses.Essilor Trivex- These lenses are so light they might float away if you're not careful!
FlexGuard Rimless- Flexible enough to fit your changing moods
Tokai UV420- These lenses are like sunscreen for your eyes - but you don't have to reapply every 2 hours!
Optical Properties Comparison
Index of Refraction 💡
The measure of how much light is bent when passing through the lensEssilor TrivexFlexGuard RimlessTokai UV420Index of Refraction Type 📊
Classification of the lens based on its refractive indexEssilor TrivexFlexGuard RimlessTokai UV420Prescription Type 👓
Types of vision correction the eyeglass lenses are designed to address.For all*- Nearsightedness (Myopia)Lenses that correct close vision, allowing clear focus on distant objects and improving overall sight.
- Farsightedness (Hyperopia)Lenses that correct distant vision, allowing clear focus on far objects and improving near vision.
FlexGuard Rimless- AstigmatismFlexGuard Rimless is designed for Astigmatism prescriptions. Specialized lenses that correct vision distortion caused by an irregularly shaped cornea or lens.
- PresbyopiaFlexGuard Rimless is designed for Presbyopia prescriptions. Lenses that address age-related near vision difficulties, providing clear focus at multiple distances.
Tokai UV420- All TypesTokai UV420 is designed for All Types prescriptions. Versatile lenses suitable for various vision needs, offering clarity across different prescription requirements.
Usage Comparison
For whom 👥
Target audience for the eyeglass lenses, indicating the specific groups of people they are designed for.Essilor Trivex- ChildrenEssilor Trivex are designed for Children. Durable and safe lenses designed for young wearers, offering impact resistance and UV protection for growing eyes. Click to see all.
- AdultsEssilor Trivex are designed for Adults. Versatile lenses designed to meet the visual needs of grown-ups, balancing clarity, comfort, and style. Click to see all.
FlexGuard Rimless- Fashion-ConsciousFlexGuard Rimless are designed for Fashion-Conscious. Stylish lenses designed to complement trendy frames, often featuring sleek profiles and attractive coatings or tints. Click to see all.
- Active LifestyleFlexGuard Rimless are designed for Active Lifestyle.
- Active IndividualsFlexGuard Rimless are designed for Active Individuals. Durable and versatile lenses designed to withstand high-energy lifestyles and various physical activities. Click to see all.
- Rimless Frame LoversFlexGuard Rimless are designed for Rimless Frame Lovers. Lightweight and durable lenses ideal for minimalist rimless eyewear designs. Click to see all.
- Active AdultsFlexGuard Rimless are designed for Active Adults.
- Fashion-Conscious IndividualsFlexGuard Rimless are designed for Fashion-Conscious Individuals. Lenses designed for those who prioritize style and appearance in their eyewear choices Click to see all.
Tokai UV420- Outdoor WorkersTokai UV420 are designed for Outdoor Workers. Robust lenses with UV protection and enhanced durability for those working in outdoor environments. Click to see all.
- Sun Sensitive IndividualsTokai UV420 are designed for Sun Sensitive Individuals. Lenses that protect eyes from harmful UV rays and reduce glare for those with light sensitivity Click to see all.
- Digital ProfessionalsTokai UV420 are designed for Digital Professionals. High-performance lenses optimized for extended screen use, featuring blue light filtering and enhanced visual clarity. Click to see all.
- GamersTokai UV420 are designed for Gamers. Specialized lenses that reduce eye strain and enhance visual clarity for extended gaming sessions Click to see all.
- Outdoor EnthusiastsTokai UV420 are designed for Outdoor Enthusiasts. Durable lenses with UV protection and glare reduction for optimal outdoor vision. Click to see all.
Purpose 🏃
Specific activities or purposes the eyeglass lenses are optimized for.Essilor Trivex- SportsEssilor Trivex is used for Sports. Sports eyeglass lenses offer impact resistance and enhanced visual acuity for athletic performance Click to see all.
- Everyday WearEssilor Trivex is used for Everyday Wear. All-purpose lenses designed for comfort and clarity across various daily activities and environments. Click to see all.
FlexGuard Rimless- Rimless FramesFlexGuard Rimless is used for Rimless Frames. Lenses designed for durability and aesthetics in rimless eyewear, offering strength and visual clarity without frame support Click to see all.
- Daily WearFlexGuard Rimless is used for Daily Wear. Versatile lenses suitable for everyday use, providing clear vision and comfort across various activities. Click to see all.
- SportsFlexGuard Rimless is used for Sports. Sports eyeglass lenses offer impact resistance and enhanced visual acuity for athletic performance Click to see all.
- Rimless EyewearFlexGuard Rimless is used for Rimless Eyewear. Lenses specially designed for rimless frames, offering durability and optimal aesthetics without compromising on vision quality Click to see all.
Tokai UV420- Outdoor ActivitiesTokai UV420 is used for Outdoor Activities. Lenses designed for enhanced visibility and protection during various outdoor pursuits, offering UV and glare reduction Click to see all.
- Beach DaysTokai UV420 is used for Beach Days. Lenses with UV protection and glare reduction, ideal for bright sunlight and reflective surfaces at the beach. Click to see all.
- Screen TimeTokai UV420 is used for Screen Time. Lenses designed to reduce digital eye strain, offering blue light protection and enhanced visual comfort for prolonged device use Click to see all.
- Night UseTokai UV420 is used for Night Use. Lenses designed to enhance vision in low-light conditions, improving clarity and reducing eye strain at night Click to see all.
- Sun ProtectionTokai UV420 is used for Sun Protection. Sun protection eyeglass lenses shield eyes from harmful UV rays and reduce glare for outdoor comfort Click to see all.
- Everyday UseTokai UV420 is used for Everyday Use. Versatile lenses suitable for a wide range of daily activities, providing clear vision and comfort in various settings. Click to see all.
Manufacturing Comparison
Made In 🌍
The country of origin or manufacture for the eyeglass lenses.Essilor Trivex- FranceEssilor Trivex is made in France. Premium lenses crafted in France, known for sophisticated technology and style
FlexGuard Rimless- South KoreaFlexGuard Rimless is made in South Korea. Innovative lenses from South Korea, known for advanced technology and quality
Tokai UV420- JapanTokai UV420 is made in Japan. High-tech lenses from Japan, known for precision and advanced materials
Features Comparison
Pros 👍
Advantages and positive features of the eyeglass lenses.For all*- LightweightLenses that are exceptionally light, providing comfort for extended wear.
Essilor Trivex- DurableTough and long-lasting lenses that resist scratches and impacts, ideal for active lifestyles.
- ThinLenses with a slim profile that enhance aesthetics and comfort.
FlexGuard Rimless- Highly Flexible
- Shatter-ResistantLenses designed to withstand impacts without breaking into sharp pieces, enhancing safety.
- Highly Impact-Resistant
- Ideal For Rimless Frames
Tokai UV420- Blocks Harmful UV RaysLenses that effectively filter out harmful ultraviolet radiation, protecting eyes from sun damage.
- Blocks Up To 420Nm Of Blue LightSpecialized lenses that filter out blue light wavelengths up to 420nm, potentially reducing digital eye strain.
- Reduces Eye Strain
- Blocks Up To 420Nm Of UV Light
- Impact-ResistantLenses that can withstand impacts, reducing the risk of shattering and eye injuries.
Cons 👎
Disadvantages or limitations of the eyeglass lenses.Essilor TrivexFlexGuard Rimless- Prone To ScratchesLenses susceptible to surface damage, requiring extra care to maintain clarity and appearance. Click to see all.
- Moderate Optical ClarityLenses offering average visual sharpness, potentially not ideal for those needing superior clarity. Click to see all.
- Moderate ThicknessLenses of average thickness, potentially noticeable in frames and affecting aesthetics. Click to see all.
- Higher Price Point
- Limited Prescription Range
- Higher Cost Than Basic LensesMore expensive than standard lenses, offering advanced features but at a premium price. Click to see all.
Tokai UV420- Limited Style Options
- Slight Tint
- Slight Yellow Tint
- Higher Price Point
- Slightly Thicker Than High-Index LensesLenses marginally thicker than high-index options, potentially affecting aesthetics in certain frames. Click to see all.
Performance Scores Comparison
Clarity Score 👓
A score out of 10 representing the clarity and visual acuity provided by the lenses.Essilor TrivexFlexGuard RimlessTokai UV420Comfort Score 😌
A score out of 10 representing the comfort level of wearing the lenses for extended periods.For all*Durability Score 💪
A score out of 10 representing the durability and resistance to scratches and impacts.Essilor TrivexFlexGuard RimlessTokai UV420Buy It For Life 💰
A score out of 10 representing the long-term value and lasting quality of the lenses.Essilor TrivexFlexGuard RimlessTokai UV420Score ⭐
An overall score out of 10 calculated from various performance attributes.Essilor TrivexFlexGuard RimlessTokai UV420
Alternatives to Essilor Trivex
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Essilor Airwear
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OptiClear Elite
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SunSmart Transitions
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EcoVision Green
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Essilor Crizal Sapphire
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